MI

Masatoshi Itadani

EC Eagle Industry Co.: 49 patents #6 of 314Top 2%
NO Nok: 2 patents #242 of 725Top 35%
Overall (All Time): #56,189 of 4,157,543Top 2%
49
Patents All Time

Issued Patents All Time

Showing 25 most recent of 49 patents

Patent #TitleCo-InventorsDate
11739844 Mechanical seal Hikaru Katori, Keiichi Chiba, Tadahiro Kimura, Akira Yoshino 2023-08-29
11608897 Slide component Tetsuzo OKADA, Takeshi Hosoe, Yuki Sasaki, Keita Kajihara 2023-03-21
11549589 Mechanical seal Tadahiro Kimura, Akira Yoshino 2023-01-10
11543033 Mechanical seal Yuki Sasaki, Keiichi Chiba, Kenji Kiryu, Tetsuzo OKADA 2023-01-03
11402023 Mechanical seal Tadahiro Kimura, Yasuhiro Ikeda, Masamitsu Sanada 2022-08-02
11221074 Mechanical seal Tadahiro Kimura, Hikaru Katori, Takeshi Hosoe, Yasuhiro Ikeda, Tomoko Yamaki 2022-01-11
11221071 Sliding component Yuki Sasaki, Tetsuzo OKADA, Takeshi Hosoe 2022-01-11
11143029 Sealing member Yuichiro Tokunaga, Akira Yoshino 2021-10-12
11009130 Sliding component Kazumasa Sunagawa, Tetsuzo OKADA, Keiichi Chiba, Kenji Kiryu, Tadahiro Kimura +1 more 2021-05-18
10954790 Stepped sealing device circumferential pumping groove Yuichiro Tokunaga, Akira Yoshino 2021-03-23
10808752 Sliding members 2020-10-20
10704417 Sliding component having fluid introduction groove and dynamic pressure generation groove Yuichiro Tokunaga, Keiichi Chiba, Hikaru Katori, Wataru Kimura 2020-07-07
10655736 Sliding component Kazumasa Sunagawa, Yuichiro Tokunaga, Hideyuki Inoue, Takeshi Hosoe, Ryoma Yamakawa +5 more 2020-05-19
10648569 Sliding component 2020-05-12
10626995 Sliding component 2020-04-21
10612665 Mechanical seal Keiichi Chiba, Hikaru Katori 2020-04-07
10598286 Slide component Yuichiro Tokunaga, Hideyuki Inoue, Wataru Kimura, Tetsuya Iguchi, Takeshi Hosoe +4 more 2020-03-24
10495228 Sealing device Keiichi Chiba, Hideyuki Inoue, Yuichiro Tokunaga, Kenji Kiryu 2019-12-03
10487844 Mechanical seal for rotating shaft 2019-11-26
10487944 Slide component Kazumasa Sunagawa, Keiichi Chiba, Kenji Kiryu 2019-11-26
10473220 Slide component Yuichiro Tokunaga, Hideyuki Inoue, Wataru Kimura, Tetsuya Iguchi, Takeshi Hosoe +4 more 2019-11-12
10443737 Slide component Kazumasa Sunagawa, Yuichiro Tokunaga, Hideyuki Inoue, Takeshi Hosoe, Ryoma Yamakawa +5 more 2019-10-15
10352449 Mechanical seal 2019-07-16
10352453 Seal device 2019-07-16
10344867 Sliding component Kazumasa Sungawa, Yuichiro Tokunaga, Hideyuki Inoue, Takeshi Hosoe, Ryoma Yamakawa +5 more 2019-07-09